ML13073A172

YT020130045 - Wolf Creek Generating Station - Cover Letter, Preliminary Accident Sequence Precursor Analysis of January 2012 Loss of Offsite Power Event

ML13073A172
Person / Time
Site:	Wolf Creek
Issue date:	03/15/2013
From:	Lyon C Plant Licensing Branch IV
To:	Matthew Sunseri Wolf Creek
Lyon C
Shared Package
ML13073A171	List: ML13073A172 ML13073A205
References
TAC MF0995, Y020130045
Download: ML13073A172 (2)

Text

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555*0001 March 15, 2013 Mr. Matthew W. Sunseri President and Chief Executive Officer Wolf Creek Nuclear Operating Corporation Post Office Box 411 Burlington, KS 66839

SUBJECT:

WOLF CREEK GENERATING STATION - PRELIMINARY ACCIDENT SEQUENCE PRECURSOR ANALYSIS OF JANUARY 2012 LOSS OF OFFSITE POWER EVENT (TAC NO. MF0995)

Dear Mr. Sunseri:

Enclosed for peer review is the preliminary Accident Sequence Precursor analysis of the loss of offsite power event which occurred at the Wolf Creek Generating Station on January 13, 2012.

Wolf Creek Nuclear Operating Corporation reported the event in Licensee Event Report No. 482/12-001, dated April 9,2012, and the U.S. Nuclear Regulatory Commission staff documented its review and evaluation in Inspection Report Nos. 50-482/12-08, 12-09, and 12-10, dated April 4, August 6, and September 21,2012, respectively.

Since the analysis is preliminary, it is not available to the public. Please provide any comments you may have to me by April 22, 2013. If you have any questions, please contact me at 301-415-2296 or via e-mail at fred.lyon@nrc.gov.

Sincerely, Carl F. Lyon, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-482 Enclosure As stated cc wlo encl: Distribution via Listserv

March 15,2013 Mr. Matthew W. Sunseri President and Chief Executive Officer Wolf Creek Nuclear Operating Corporation Post Office Box 411 Burlington, KS 66839

SUBJECT:

WOLF CREEK GENERATING STATION - PRELIMINARY ACCIDENT SEQUENCE PRECURSOR ANALYSIS OF JANUARY 2012 LOSS OF OFFSITE POWER EVENT (TAC NO. MF0995)

Dear Mr. Sunseri:

Enclosed for peer review is the preliminary Accident Sequence Precursor analysis of the loss of offsite power event which occurred at the Wolf Creek Generating Station on January 13,2012.

Wolf Creek Nuclear Operating Corporation reported the event in Licensee Event Report No. 482/12-001, dated April 9, 2012, and the U.S. Nuclear Regulatory Commission staff documented its review and evaluation in Inspection Report Nos. 50-482/12-08, 12-09, and 12-10, dated April 4, August 6, and September 21,2012, respectively.

Since the analysis is preliminary, it is not available to the public. Please provide any comments you may have to me by April 22, 2013. If you have any questions, please contact me at 301-415-2296 orvia e-mail atfred.lyon@nrc.gov.

Sincerely, IRA!

Carl F. Lyon, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-482 Enclosure As stated cc wlo encl: Distribution via Listserv DISTRIBUTION: YT020130045 PUBLIC (cover letter) RidsNrrDorlLpl4 Resource RidsResOd Resource NON-PUBLIC (enclosure) RidsNrrLAJBurkhardt Resource RidsRgn4MailCenter Resource LPLIV rtf RidsNrrMailCenter Resource CHunter, RES/DRA RidsAcrsAcnw_MailCTR Resource RidsNrrPMWolfCreek Resource RidsNrrDorl Resource RidsOgcRp Resource ADAMS Accession Nos.: Pkg ML13073A171 Incoming ML13074A765 Letter ML13073A172 Enclosure (Non-Public>> ML13073A205 *memo dated OFFICE NRRlDORULPL4/PM NRR/DORULPL4/LA RES/DRAID NRRlDORULPL4/BC NRRlDORULPL4/PM MMarkley (CFLyon NAME FLyon JBurkhardt DCoe* for) FLyon (BSingal for)

DATE 3/15/13 3/15/13 2/22/13 3/15/13 3/15/13 OFFICIAL RECORD COpy